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National Stock Number:
5310-01-074-3040
Federal Supply Class:
5310
National Item Identification Number:
010743040
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| H541L4F | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H541L4F | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
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Techincal Specification:
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | OVERALL HEIGHT | 0.295 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT STYLE | HEXAGON | | WASHER OUTSIDE DIAMETER | 0.400 INCHES MINIMUM | | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 28 |
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